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Maps showing outcrop, structure contours, cross sections, and isopachs of partings; Mammoth coal bed, Paleocene Tongue River Member of the Fort Union Formation, Bull Mountain coal field, south-central Montana
[report]
1988
unpublished
1 c :::0 J' T1 () :::0 0 (J) (J) (J) m () -1 0 z _U'l C/i 0 ~ () :c (J) 0 'T] ~ :::0 -1 z C) (J)
doi:10.3133/coal126a
fatcat:fvxwgg6p6bhkbmwnxzrjqh7a2y